Here are the bestsellers for the week that ended Saturday, April 16, compiled from data from independent and chain bookstores, book wholesalers and independent distributors nationwide, powered by NPD BookScan © 2022 NPD Group. (Reprinted from Publishers Weekly, published by PWxyz LLC. © 2022, PWxyz LLC.) HARDCOVER FICTION 1. “The Investigator” by John Sandford (Putnam) Last week: — 2. “Run, Rose, Run: A Novel” by Dolly Parton and James Patterson (Little, Brown) Last week: 1 3. “Sea of Tranquility” by Emily St. John Mandel (Knopf) Last week: 2 4. “What Happened to the Bennetts” by Lisa Scottoli…